Results 11 to 20 of about 100,547 (346)

Whale shark economics: a valuation of wildlife tourism in South Ari Atoll, Maldives [PDF]

open access: yesPeerJ, 2014
Whale sharks attract large numbers of tourists, divers and snorkelers each year to South Ari Atoll in the Republic of Maldives. Yet without information regarding the use and economic extent of the attraction, it is difficult to prioritize conservation or
Edgar Fernando Cagua   +3 more
doaj   +2 more sources

Characteristics of Whale Müller Glia in Primary and Immortalized Cultures

open access: yesFrontiers in Neuroscience, 2022
Müller cells are the principal glial cells in the retina and they assume many of the functions carried out by astrocytes, oligodendrocytes and ependymal cells in other regions of the central nervous system.
Xandra Pereiro   +8 more
doaj   +1 more source

Multistrategy Improved Whale Optimization Algorithm and Its Application

open access: yesComputational Intelligence and Neuroscience, 2022
To address the shortcomings of the whale optimization algorithm (WOA) in terms of insufficient global search ability and slow convergence speed, a differential evolution chaotic whale optimization algorithm (DECWOA) is proposed in this paper.
Lisang Liu, Rongsheng Zhang
semanticscholar   +1 more source

Immunohistochemical Characterisation of the Whale Retina

open access: yesFrontiers in Neuroanatomy, 2022
The eye of the largest adult mammal in the world, the whale, offers a unique opportunity to study the evolution of the visual system and its adaptation to aquatic environments.
Noelia Ruzafa   +5 more
doaj   +1 more source

Exploring ideas behind the whale images in the Norwegian Rock Art Record

open access: yesLes Nouvelles de l’Archéologie, 2022
The paper discusses alternative explanations to hunting perspectives that have represented the most common explanatory framework when prehistoric whale images or other animal species are interpreted and explained within rock art studies.
Trond Klungseth Lødøen
doaj   +1 more source

Visual narratives and the depiction of whaling in north European rock art: the case of the White Sea

open access: yesLes Nouvelles de l’Archéologie, 2022
The rock art petroglyps of the White Sea represent possibly the earliest depictions of whaling in the world and allow us to understand the 6,000-years-old relationship between whales and human communities.
Dr Liliana Janik
doaj   +1 more source

Habitat compression and ecosystem shifts as potential links between marine heatwave and record whale entanglements

open access: yesNature Communications, 2020
Climate change and increased variability and intensity of climate events, in combination with recovering protected species populations and highly capitalized fisheries, are posing new challenges for fisheries management.
J. Santora   +11 more
semanticscholar   +1 more source

Killer whales

open access: yesCurrent Biology, 2023
Michael Weiss and Darren Croft introduce Orcas (Orcinus orca) also known as killer whales.
Weiss, MN, Croft, DP
openaire   +3 more sources

IDENTIFICATION OF ANISAKID NEMATODE L3 LARVAE INFECTION ON SKIPJACK TUNA (KATSUWONUS PELAMIS L.) FROM KUPANG WATERS, EAST NUSA TENGGARA OF INDONESIA [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2019
The larvae of Anisakis were living parasites and made marine mammals, birds and reptiles the definitive host. Identification of Anisakis larvae using morphological observation methods will be difficult, especially if there are only a few samples that can
Haryadi L.   +4 more
doaj   +1 more source

Evaluation of Whale, Fruit Fly and Cuckoo Search Algorithms in Optimizing Multi-Objective Operation of Golestan Dam Reservoir Based on Multi-Criteria Decision-Making Method [PDF]

open access: yesمهندسی منابع آب, 2020
In this research, after introducing the Whale, Cuckoo search and fruit fly Multi-Objective Optimization Algorithms, their performance individually and compared to each other was evaluated to optimize the Golestan Dam reservoir operation policies with an ...
Alireza Donyaii   +2 more
doaj  

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